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dnl Process this file with autoconf to produce a configure script.
AC_INIT(interdiff.c)
AM_CONFIG_HEADER(config.h)
AM_INIT_AUTOMAKE(patchutils, 0.2.11)
dnl Checks for programs.
AC_PROG_CC
AC_PROG_CPP
AC_PROG_INSTALL
AC_PROG_LN_S
AC_PROG_MAKE_SET
AC_PROG_RANLIB
dnl Checks for perl, for the scripts
AC_PATH_PROGS(PERL, perl perl5)
CPPFLAGS="$CPPFLAGS -D_GNU_SOURCE"
if test x"$GCC" = xyes; then
CFLAGS="$CFLAGS -Wall"
fi
dnl Checks for libraries.
dnl Checks for header files.
AC_HEADER_STDC
AC_HEADER_SYS_WAIT
AC_CHECK_HEADERS(sys/types.h unistd.h error.h)
dnl Checks for typedefs, structures, and compiler characteristics.
AC_C_CONST
AC_TYPE_PID_T
AC_TYPE_SIZE_T
dnl Checks for library functions.
AC_FUNC_ALLOCA
AC_FUNC_FNMATCH
AC_CHECK_FUNCS(strcspn strspn strtoul getline error)
dnl Check for long getopt
AC_SUBST(LIBOBJS)
AC_CHECK_FUNCS(getopt_long , , [LIBOBJS="$LIBOBJS getopt.o getopt1.o"])
AC_MSG_CHECKING(for diff program)
DIFF=diff
AC_ARG_WITH(diff, [ --with-diff=DIFF name of the diff program],
DIFF=$withval)
AC_MSG_RESULT($DIFF)
PATCH=patch
AC_MSG_CHECKING(for patch program)
AC_ARG_WITH(patch, [ --with-patch=PATCH name of the patch program],
PATCH=$withval)
AC_MSG_RESULT($PATCH)
AC_MSG_CHECKING(whether patch works)
pver=`$PATCH -v 2>&1`
if echo "$pver" | grep -q "version 2.0" > /dev/null 2>&1; then
AC_MSG_ERROR([no
Sorry, you have version 2.0 of the patch program, which
is not supported by interdiff. Please upgrade.
])
fi
AC_MSG_RESULT(yes)
AC_DEFINE_UNQUOTED(PATCH, "$PATCH", How patch(1) is called)
AC_DEFINE_UNQUOTED(DIFF, "$DIFF", How diff(1) is called)
AC_OUTPUT(Makefile splitdiff editdiff fixcvsdiff patchutils.spec)
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